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Human tears. Tears are a clear liquid secreted by the lacrimal glands (tear gland) found in the eyes of all land mammals. [1] Tears are made up of water, electrolytes, proteins, lipids, and mucins that form layers on the surface of eyes. [2] The different types of tears—basal, reflex, and emotional—vary significantly in composition. [2]
Crying is the dropping of tears (or welling of tears in the eyes) in response to an emotional state or physical pain. Emotions that can lead to crying include sadness , anger , joy , and fear . Crying can also be caused by relief from a period of stress or anxiety , or as an empathetic response.
Prince Rupert's drops. Prince Rupert's drops (also known as Dutch tears or Batavian tears) [1] [2] are toughened glass beads created by dripping molten glass into cold water, which causes it to solidify into a tadpole-shaped droplet with a long, thin tail.
"Knowing deep in my heart she had most of the features, and I was in denial, I broke into tears immediately," she writes in her TikTok. In an exclusive interview with PEOPLE, 30-year-old Wiggins ...
"Tears" is a song by English singer Perrie. It was released on 21 June 2024, through Columbia Records . [ 1 ] The song is lyrically about coming out of a bad situation and letting go of what has happened in the past. [ 2 ]
Tear, tears or tearing may refer to: Tearing, the act of breaking apart a material by force; Tears, a clear liquid secreted by the tear gland in the eyes of land mammals;
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Excess tears flow through the nasolacrimal duct which drains into the inferior nasal meatus. This is the reason the nose starts to run when a person is crying or has watery eyes from an allergy, and why one can sometimes taste eye drops. This is for the same reason when applying some eye drops it is often advised to close the nasolacrimal duct ...